Showing results 1 to 10 of 10
In this activity, learners calculate the percentage of oxygen in the atmosphere by using steel wool's ability to rust.
In this activity, learners explore accuracy and precision.
In this activity, learners conduct a waste audit and use their findings to implement a plan for reducing trash.
In this activity, learners use rice grains to model the composition of the atmosphere of the Earth today and in 1880. Learners assemble the model while measuring percentages.
In this math lesson, learners use fruit to learn about proportions and percentages. Learners compare the weights of the edible and non-edible portions of fruit.
In this activity, learners create a model using metric measuring tapes and atmosphere composition data.
In this activity, learners will investigate the impacts of harmful phytoplankton using NOAA's Coastal Services Center Harmful Algal Bloom Forecasting (HABF) Project data.
This activity (on page 2 of the PDF under SciGirls Activity: Malformed Frogs) is a full inquiry investigation into using indicator species to assess the health of an environment.
In this math lesson, learners apply the concepts of ratios and percentages to the distribution of letters contained in a box of Alphabits® cereal.